@Override
  public SkyValue compute(SkyKey skyKey, Environment env)
      throws WorkspaceFileFunctionException, InterruptedException {
    RootedPath workspaceRoot = (RootedPath) skyKey.argument();
    FileValue workspaceFileValue = (FileValue) env.getValue(FileValue.key(workspaceRoot));
    if (workspaceFileValue == null) {
      return null;
    }

    Path repoWorkspace = workspaceRoot.getRoot().getRelative(workspaceRoot.getRelativePath());
    Builder builder =
        com.google.devtools.build.lib.packages.Package.newExternalPackageBuilder(
            repoWorkspace, packageFactory.getRuleClassProvider().getRunfilesPrefix());
    try (Mutability mutability = Mutability.create("workspace %s", repoWorkspace)) {
      WorkspaceFactory parser =
          new WorkspaceFactory(
              builder,
              packageFactory.getRuleClassProvider(),
              mutability,
              installDir.getPathString());
      parser.parse(
          ParserInputSource.create(
              ruleClassProvider.getDefaultWorkspaceFile(), new PathFragment("DEFAULT.WORKSPACE")));
      if (!workspaceFileValue.exists()) {
        return new PackageValue(builder.build());
      }

      try {
        parser.parse(ParserInputSource.create(repoWorkspace, workspaceFileValue.getSize()));
      } catch (IOException e) {
        throw new WorkspaceFileFunctionException(e, Transience.TRANSIENT);
      }
    }

    return new PackageValue(builder.build());
  }
Example #2
0
 public Package getPackage() {
   return builder.build();
 }